cars

deforestation

acid rain

hairdryer

emits gases

is bad for our skin

doesn't matter

is good for our eyes

glass

energy

paper

plastic

natural disaser

water crisis

cutting down trees

waste crisis

there is too much rain

there is no rain

there is little rain

there is a snowfall

endangered plants

endangered animals

hunting

poaching

is caused by the sun

is caused by the Earth

is caused by people

is caused by animals

a lot of people

too few people

too many people

too much people

genetically modified plants

genetic modification

genetically modified food

genetic micro organisms

using public transport

using private cars

riding a bike

riding a scooter

air pollution

water catastrophe

soil disaser

in the forest

there is a lot of rain

there is a lot of snow

there is too little rain

temperatures go down

coal dioxide

carbon dioxide

carbon oxide

coal oxide

water

soil

air

UV rays